CN218294297U - Spiral damping buffer device - Google Patents
Spiral damping buffer device Download PDFInfo
- Publication number
- CN218294297U CN218294297U CN202222476755.1U CN202222476755U CN218294297U CN 218294297 U CN218294297 U CN 218294297U CN 202222476755 U CN202222476755 U CN 202222476755U CN 218294297 U CN218294297 U CN 218294297U
- Authority
- CN
- China
- Prior art keywords
- sleeve
- spring
- shaft core
- damper
- sleeve pipe
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Links
- 238000013016 damping Methods 0.000 title claims abstract description 23
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 20
- 239000010959 steel Substances 0.000 claims abstract description 20
- 230000005540 biological transmission Effects 0.000 claims description 6
- 230000033001 locomotion Effects 0.000 claims description 4
- 230000000149 penetrating effect Effects 0.000 claims description 2
- 230000000694 effects Effects 0.000 abstract description 5
- 238000004146 energy storage Methods 0.000 abstract description 4
- 230000003139 buffering effect Effects 0.000 description 4
- 230000006835 compression Effects 0.000 description 3
- 238000007906 compression Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 210000003781 tooth socket Anatomy 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
Images
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F9/00—Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium
- F16F9/32—Details
- F16F9/56—Means for adjusting the length of, or for locking, the spring or damper, e.g. at the end of the stroke
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F7/00—Vibration-dampers; Shock-absorbers
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F13/00—Units comprising springs of the non-fluid type as well as vibration-dampers, shock-absorbers, or fluid springs
- F16F13/005—Units comprising springs of the non-fluid type as well as vibration-dampers, shock-absorbers, or fluid springs comprising both a wound spring and a damper, e.g. a friction damper
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F2238/00—Type of springs or dampers
- F16F2238/02—Springs
- F16F2238/026—Springs wound- or coil-like
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Vibration Dampers (AREA)
- Gears, Cams (AREA)
Abstract
The utility model discloses a spiral damping buffer device, including axle core, driving sleeve, attenuator, spring, first sleeve pipe and second sleeve pipe, the preceding end wall face of axle core is equipped with the helicla flute, and the rear end wall face is equipped with spacing tooth along the annular, driving sleeve includes the connecting portion and the spacing portion of rear end that establish at the front end, connecting portion peg graft in the rear end of first sleeve pipe, spacing portion sets up the movable groove that supplies axle core activity around, and the wall of this movable groove is equipped with the round hole, be equipped with the steel ball in the round hole, and the steel ball is with helicla flute sliding fit, the attenuator sets up in first sleeve pipe, and the extension of attenuator passes the connecting portion of driving sleeve pipe and the preceding terminal surface butt of axle core, the spring sets up in the second sleeve pipe, and the rear end butt of the one end of spring and axle core, when the spring energy storage is released in the twinkling of an eye, the axle core passes through the attenuator and slides slowly, realizes buffer function; the structure is compact and reasonable, and the device can be used in different scenes.
Description
Technical Field
The utility model relates to a buffer technical field especially relates to a spiral damping buffer.
Background
A damping buffer for dissipating impact energy, and more commonly a hydraulic damping buffer. The working principle is as follows: when the hydraulic damping buffer is subjected to impact force, a piston in the buffer is pushed to move, meanwhile, oil in a buffer cavity is extruded out from a throttling opening and enters another cavity, and at the moment, friction between the throttling opening and the oil and internal friction between oil molecules form damping force on impact load. The process consumes a large amount of kinetic energy and plays a role in buffering. However, when the hydraulic damping buffer is subjected to impact load, the buffer effect is realized due to the built-in oil way, large oil pressure is formed locally in the cavity of the buffer, the structure for adjusting the elastic opening and closing door is complex, sealing is needed, the processing technology is complex, the production cost is high, and due to structural limitation, the service life is short, so that the maintenance and the replacement of important parts are difficult. And when present damping buffer adopted on hinge, handle, in order to reduce the friction better, can be at damping buffer's outside installation plane bearing, nevertheless in order to adapt to the hinge product of different appearances, plane bearing's position also need to change, and the mounting means changes more loaded down with trivial details, and the suitability is poor, can not satisfy multiple scene.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a spiral damping buffer has solved the problem that proposes among the above-mentioned background art.
In order to achieve the above purpose, the utility model provides a following technical scheme: the utility model provides a spiral damping buffer, includes axle core, driving sleeve, attenuator, spring, first sleeve pipe and second sleeve pipe, the preceding end wall face of axle core is equipped with the helicla flute, and the back end wall face is equipped with spacing tooth along the annular, driving sleeve is including establishing the connecting portion and the spacing portion of rear end at the front end, connecting portion peg graft in first sheathed tube rear end, spacing portion sets up the movable groove that supplies the axle core activity around, and the wall in this movable groove is equipped with the round hole, be equipped with the steel ball in the round hole, just steel ball and helicla flute sliding fit, the attenuator sets up in first sleeve pipe, and the extension of attenuator passes the connecting portion of driving sleeve pipe and the preceding terminal surface butt of axle core, the spring sets up in the second sleeve pipe, and the one end of spring and the rear end face butt of axle core, the second sleeve pipe cup joints the spacing portion and the spring outside of axle core, and the second sleeve pipe restriction steel ball is at the round hole internalization, the sheathed tube inner wall corresponds spacing tooth's socket and is equipped with the tooth's socket, the axle core is in the activity of following the fore-and back direction through spacing tooth's socket.
Furthermore, the connecting portion of the transmission shaft sleeve is sleeved with a plane bearing and a gasket, the plane bearing is arranged on the inner side of the second sleeve, the gasket is arranged outside the end portion of the second sleeve, and the second sleeve is rotatably connected with the gasket through the plane bearing.
Furthermore, a rivet penetrates through the axial direction of the shaft core, and the extending end of the damper is abutted to the end portion of the rivet.
Further, a first adjusting piece is screwed in the end part of the first sleeve, and the first adjusting piece is abutted to the damper and used for adjusting the damping force of the damper.
Further, a second adjusting piece is screwed in the end part of the second sleeve, and the second adjusting piece is abutted to the spring and used for adjusting the rotating force of the shaft core.
Furthermore, the outer wall surfaces of the first sleeve and the second sleeve are provided with spline grains.
Compared with the prior art, the beneficial effects of the utility model are that: the damper is arranged on the inner side of the spring, when the stored energy of the spring is released instantly, the shaft core is pressed to slide, the shaft core drives the movable shaft of the damper to move, and at the moment, the damper offsets part of the stored energy of the spring, so that the shaft core slides slowly, and the buffering function is realized; the structure is compact and reasonable, and can be used in different scenes.
Drawings
Fig. 1 is a perspective view of the present invention.
Fig. 2 is a schematic side view of the present invention.
Fig. 3 isbase:Sub>A schematic cross-sectional view ofbase:Sub>A-base:Sub>A in fig. 2.
Fig. 4 is an explosion diagram of the present invention.
Fig. 5 is a schematic structural view of the central spindle of the present invention.
Fig. 6 is a schematic view of the connection between the central shaft core and the rivet according to the present invention.
Fig. 7 is a schematic structural view of the driving sleeve of the present invention.
Fig. 8 is a schematic structural diagram of the second sleeve of the present invention.
In the figure: the shaft comprises a shaft core 1, a spiral groove 11, a limiting tooth 12, a driving shaft sleeve 2, a connecting part 21, a limiting part 22, a movable groove 23, a round hole 24, a steel ball 25, a damper 3, a spring 4, a first sleeve 5, a second sleeve 6, a tooth groove 60, a plane bearing 7, a gasket 8, a rivet 9, a first adjusting part 101 and a second adjusting part 102.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts all belong to the protection scope of the present invention.
As shown in fig. 1 to 7, a spiral damping buffer device comprises a shaft core 1, a driving shaft sleeve 2, a damper 3, a spring 4, a first sleeve 5 and a second sleeve 6, wherein a spiral groove 11 is arranged on the front end wall surface of the shaft core 1, a limit tooth 12 is arranged on the rear end wall surface along the annular shape, the driving shaft sleeve 2 comprises a connecting part 21 arranged at the front end and a limit part 22 arranged at the rear end, the connecting part 21 is inserted at the rear end of the first sleeve 5, the limit part 22 is provided with a movable groove 23 for the forward and backward movement of the shaft core 1, the wall surface of the movable groove 23 is provided with a round hole 24, a steel ball 25 is arranged in the round hole 24, the steel ball 25 is in sliding fit with the spiral groove 11, the damper 3 is arranged in the first sleeve 5, and the extension part of the damper 3 passes through the connecting part 21 of the driving shaft sleeve 2 and is abutted against the front end surface of the shaft core 1, the spring 4 is arranged in the second sleeve 6, one end of the spring 4 is abutted against the rear end face of the shaft core 1, the second sleeve 6 is sleeved on the shaft core 1, the limiting part 22 of the transmission shaft sleeve 2 and the outer side of the spring 4, the second sleeve 6 limits the movement of the steel ball 25 in the round hole 24, the inner wall of the second sleeve 6 is provided with a tooth socket 60 corresponding to the limiting tooth 12, the shaft core 1 moves in the tooth socket 60 along the front-back direction through the limiting tooth 12, the damper 3 is arranged on the inner side of the spring 4, when the energy storage of the spring 4 is released instantly, the shaft core 1 is pressed to slide, the shaft core 1 drives the movable shaft of the damper 3 to move, and at the moment, the damper 3 offsets part of the energy storage of the spring 4, so that the shaft core 1 slowly slides and the buffering function is realized; the structure is compact and reasonable, and can be used in different scenes.
The cover is equipped with flat bearing 7 and gasket 8 on the connecting portion 21 of driving sleeve 2, and flat bearing 7 locates second sleeve 6 inboardly, outside the tip of second sleeve 6 was located to gasket 8, second sleeve 6 passes through flat bearing 7 and is connected with 8 rotations of gasket, install flat bearing 7 at second sleeve 6 inboardly, when rotatory first sleeve 5, gasket 8 rotates with first sleeve 5 is synchronous, the frictional force of flat bearing 7 reducible first sleeve 5 and closing cap, reduce first sleeve 5 simultaneously, friction between the second sleeve 6.
The rivet 9 is arranged in the axial direction of the shaft core 1 in a penetrating mode, the rivet 9 can rotate in the shaft core 1, the extending end of the damper 3 is abutted to the end portion of the rivet 1, and friction between the damper 3 and the shaft core 1 is reduced by means of the rivet 9, so that abrasion is reduced, and the service life of the buffer device is prolonged.
A first adjusting part 101 is screwed in the end part of the first sleeve 5, and the first adjusting part 101 is abutted with the damper 3 and used for adjusting the damping force of the damper 3.
A second adjusting piece 102 is screwed in the end part of the second sleeve 6, and the second adjusting piece 102 is abutted with the spring 4 and is used for adjusting the rotating force of the shaft core 1.
The outer wall surfaces of the first sleeve 5 and the second sleeve 6 are provided with spline grains.
The outer wall of axle core 1 is equipped with helicla flute 11, the wall of spacing portion 22 of driving sleeve 2 is equipped with round hole 24, be provided with steel ball 25 in the round hole 24, steel ball 25 and helicla flute 11 sliding fit, steel ball 25 drives axle core 1 and slides from top to bottom under the effect of 1 spiral chute of axle core, 1 compression spring 4 of axle core, steel ball 25 is in 1 spiral chute screens department of axle core, make spring 4 compression energy storage not released, install driving sleeve 2 in first sleeve 5, utilize 6 inner walls of second sleeve to push down steel ball 25, make steel ball 25 can not the roll-off when the spiral chute internal motion of axle core 1.
In the use process, when the transmission shaft sleeve 2 rotates to a certain angle, the steel balls 25 are positioned at the position where the steel balls are separated from the spiral groove 11 of the shaft core 1, the stored energy of the compression spring 4 is released instantly at the moment, the shaft core 1 is pressed to slide, the shaft core 1 drives the movable shaft of the damper 3 to move, the damper 3 offsets part of the stored energy of the spring 4 at the moment, the shaft core 1 slowly slides, and the buffering function is realized.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. A spiral damping buffer device is characterized in that: comprises a shaft core (1), a transmission shaft sleeve (2), a damper (3), a spring (4), a first sleeve (5) and a second sleeve (6), wherein the front end wall surface of the shaft core (1) is provided with a spiral groove (11), the rear end wall surface is provided with a limit tooth (12) along the annular shape, the transmission shaft sleeve (2) comprises a connecting part (21) arranged at the front end and a limit part (22) arranged at the rear end, the connecting part (21) is inserted at the rear end of the first sleeve (5), the limit part (22) is provided with a movable groove (23) for the front and rear movement of the shaft core (1), the wall surface of the movable groove (23) is provided with a round hole (24), a steel ball (25) is arranged in the round hole (24), the steel ball (25) is in sliding fit with the spiral groove (11), the damper (3) is arranged in the first sleeve (5), the extending part of the damper (3) passes through the connecting part (21) of the transmission shaft sleeve (2) and the front end surface of the shaft core (1), the spring (4) is abutted against the front end surface of the second sleeve (6), and one end surface of the spring (1) and the limit part (22) is arranged outside the shaft core (1), and the second sleeve pipe (6) limits the steel balls (25) to move in the circular hole (24), tooth grooves (60) are formed in the inner wall of the second sleeve pipe (6) corresponding to the limiting teeth (12), and the shaft core (1) moves in the tooth grooves (60) along the front-back direction through the limiting teeth (12).
2. The helical damping bumper of claim 1, further comprising: the connecting portion (21) of driving sleeve (2) are gone up the cover and are equipped with flat bearing (7) and gasket (8), and flat bearing (7) locate second sleeve (6) inboard, outside the tip of second sleeve (6) was located in gasket (8), second sleeve (6) are connected through flat bearing (7) and gasket (8) rotation.
3. The helical damping bumper of claim 1, further comprising: the shaft core (1) is axially provided with a rivet (9) in a penetrating mode, and the extending end of the damper (3) is abutted to the end portion of the rivet (9).
4. The helical damping bumper of claim 1, further comprising: the end part of the first sleeve (5) is internally threaded with a first adjusting piece (101), and the first adjusting piece (101) is abutted to the damper (3) and used for adjusting the damping force of the damper (3).
5. The helical damping bumper of claim 1, further comprising: a second adjusting piece (102) is screwed in the end part of the second sleeve (6), and the second adjusting piece (102) is abutted against the spring (4) and used for adjusting the rotating force of the shaft core (1).
6. The helical damping bumper of claim 1, further comprising: the outer wall surfaces of the first sleeve (5) and the second sleeve (6) are provided with spline grains.
Priority Applications (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222476755.1U CN218294297U (en) | 2022-09-19 | 2022-09-19 | Spiral damping buffer device |
| JP2023002947U JP3244376U (en) | 2022-09-19 | 2023-08-16 | Damping shock absorber structure |
| DE202023104658.4U DE202023104658U1 (en) | 2022-09-19 | 2023-08-17 | Damping and buffering device structure |
| KR2020230001749U KR20240000544U (en) | 2022-09-19 | 2023-08-21 | Damping shock absorber structure |
| TW112208918U TWM650462U (en) | 2022-09-19 | 2023-08-22 | Damping buffer device structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222476755.1U CN218294297U (en) | 2022-09-19 | 2022-09-19 | Spiral damping buffer device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218294297U true CN218294297U (en) | 2023-01-13 |
Family
ID=84816863
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222476755.1U Active CN218294297U (en) | 2022-09-19 | 2022-09-19 | Spiral damping buffer device |
Country Status (5)
| Country | Link |
|---|---|
| JP (1) | JP3244376U (en) |
| KR (1) | KR20240000544U (en) |
| CN (1) | CN218294297U (en) |
| DE (1) | DE202023104658U1 (en) |
| TW (1) | TWM650462U (en) |
-
2022
- 2022-09-19 CN CN202222476755.1U patent/CN218294297U/en active Active
-
2023
- 2023-08-16 JP JP2023002947U patent/JP3244376U/en active Active
- 2023-08-17 DE DE202023104658.4U patent/DE202023104658U1/en active Active
- 2023-08-21 KR KR2020230001749U patent/KR20240000544U/en unknown
- 2023-08-22 TW TW112208918U patent/TWM650462U/en unknown
Also Published As
| Publication number | Publication date |
|---|---|
| KR20240000544U (en) | 2024-03-26 |
| DE202023104658U1 (en) | 2023-09-12 |
| TWM650462U (en) | 2024-01-11 |
| JP3244376U (en) | 2023-10-30 |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |